Climate at a Glance

National Time Series

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Palmer Drought Severity Index (PDSI), Palmer Hydrological Drought Index (PHDI), and Palmer Modified Drought Index (PMDI) are not offered for multiple-month time scales.


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Dates Value Rank Departure From Mean (147.56")
1901-1948 Base Period
189507 - 190006 146.19" 19 -1.37"
189607 - 190106 147.53" 27 -0.03"
189707 - 190206 144.67" 12 -2.89"
189807 - 190306 148.54" 30 0.98"
189907 - 190406 146.92" 23 -0.64"
190007 - 190506 148.08" 29 0.52"
190107 - 190606 149.76" 37 2.20"
190207 - 190706 154.64" 47 7.08"
190307 - 190806 154.15" 46 6.59"
190407 - 190906 155.35" 49 7.79"
190507 - 191006 152.47" 41 4.91"
190607 - 191106 147.19" 24 -0.37"
190707 - 191206 146.63" 21 -0.93"
190807 - 191306 144.28" 11 -3.28"
190907 - 191406 144.05" 10 -3.51"
191007 - 191506 147.57" 28 0.01"
191107 - 191606 154.02" 45 6.46"
191207 - 191706 149.38" 35 1.82"
191307 - 191806 144.80" 13 -2.76"
191407 - 191906 146.48" 20 -1.08"
191507 - 192006 147.24" 26 -0.32"
191607 - 192106 145.35" 15 -2.21"
191707 - 192206 148.55" 31 0.99"
191807 - 192306 152.86" 42 5.30"
191907 - 192406 151.07" 39 3.51"
192007 - 192506 145.15" 14 -2.41"
192107 - 192606 142.79" 7 -4.77"
192207 - 192706 145.41" 16 -2.15"
192307 - 192806 147.22" 25 -0.34"
192407 - 192906 148.74" 32 1.18"
192507 - 193006 150.68" 38 3.12"
192607 - 193106 146.84" 22 -0.72"
192707 - 193206 143.98" 9 -3.58"
192807 - 193306 142.18" 4 -5.38"
192907 - 193406 136.91" 1 -10.65"
193007 - 193506 139.68" 2 -7.88"
193107 - 193606 142.28" 5 -5.28"
193207 - 193706 141.22" 3 -6.34"
193307 - 193806 143.39" 8 -4.17"
193407 - 193906 145.99" 18 -1.57"
193507 - 194006 142.28" 5 -5.28"
193607 - 194106 145.93" 17 -1.63"
193707 - 194206 149.16" 34 1.60"
193807 - 194306 148.90" 33 1.34"
193907 - 194406 149.40" 36 1.84"
194007 - 194506 153.56" 44 6.00"
194107 - 194606 154.74" 48 7.18"
194207 - 194706 153.14" 43 5.58"
194307 - 194806 151.81" 40 4.25"

Citing This Page

  • NOAA National Centers for Environmental information, Climate at a Glance: National Time Series, published September 2019, retrieved on September 17, 2019 from https://www.ncdc.noaa.gov/cag/